<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>显示模式</title>
    <style>
        /* 块级：独占一行：宽度默认是父级的100% 加宽高生效 */
        div {
            width: 200px;
            height: 200px;
        }

        .div1 {
            background-color: brown;
        }

        .div2 {
            background-color: orange;
        }
/* 行内：一行共存多个：尺寸有内容撑开：加宽高 不生效 */
        span {
            width: 200px;
            height: 200px;
        }

        .span1 {
            background-color: brown;
        }

        .span2 {
            background-color: orange;
        }
/* 行内块：一行共存 默认尺寸有内容撑开：加宽高生效 */
        img {
            width: 10px;
            height: 10px;
        }
    </style>
</head>

<body>
    <!-- 块元素 -->
    <div class="div1">div标签</div>
    <div class="div2">div标签</div>
    <!-- 行内元素 -->
    <span class="span1">span1111</span>
    <span class="span2">span 1</span>
    <!-- 行内块 -->
    <img src="./1.png" alt="">
    <img src="./1.png" alt="">
</body>

</html>